HELIOS TECHNOLOGIES, INC. — Director's Dealing 2010

May 27, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SUN HYDRAULICS CORP (SNHY)
CIK: 0001024795
Period of Report: 2010-05-25

Reporting Person: KOSKI CHRISTINE L (Director, 10% Owner)
Reporting Person: KOSKI BEVERLY (10% Owner)
Reporting Person: KOSKI FAMILY LP (10% Owner)
Reporting Person: KOSKI ROBERT C (10% Owner)
Reporting Person: KOSKI THOMAS L (10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2010-05-26	Common Stock	S	390	$25.56	Disposed	3701046	Direct
2010-05-26	Common Stock	S	500	$25.57	Disposed	3700546	Direct
2010-05-26	Common Stock	S	192	$25.61	Disposed	3700354	Direct
2010-05-26	Common Stock	S	3	$25.62	Disposed	3700351	Direct
2010-05-26	Common Stock	S	200	$25.65	Disposed	3700151	Direct
2010-05-26	Common Stock	S	400	$25.66	Disposed	3699751	Direct
2010-05-26	Common Stock	S	100	$25.7	Disposed	3699651	Direct
2010-05-26	Common Stock	S	500	$25.941	Disposed	3699151	Direct
2010-05-26	Common Stock	S	100	$25.96	Disposed	3699051	Direct
2010-05-26	Common Stock	S	300	$25.97	Disposed	3698751	Direct
2010-05-26	Common Stock	S	1410	$26	Disposed	3697341	Direct
2010-05-26	Common Stock	S	800	$26.01	Disposed	3696541	Direct
2010-05-26	Common Stock	S	900	$26.07	Disposed	3695641	Direct
2010-05-26	Common Stock	S	800	$26.51	Disposed	3694841	Direct
2010-05-27	Common Stock	S	1600	$25.87	Disposed	3693241	Direct
2010-05-27	Common Stock	S	100	$25.88	Disposed	3693141	Direct
2010-05-27	Common Stock	S	500	$25.9	Disposed	3692641	Direct
2010-05-27	Common Stock	S	800	$25.91	Disposed	3691841	Direct
2010-05-27	Common Stock	S	300	$25.92	Disposed	3691541	Direct
2010-05-27	Common Stock	S	449	$25.93	Disposed	3691092	Direct
2010-05-27	Common Stock	S	851	$25.94	Disposed	3690241	Direct
2010-05-27	Common Stock	S	300	$25.941	Disposed	3689941	Direct
2010-05-27	Common Stock	S	1500	$25.95	Disposed	3688441	Direct
2010-05-27	Common Stock	S	1100	$25.951	Disposed	3687341	Direct
2010-05-27	Common Stock	S	500	$25.97	Disposed	3686841	Direct
2010-05-27	Common Stock	S	400	$25.98	Disposed	3686441	Direct
2010-05-27	Common Stock	S	1200	$25.99	Disposed	3685241	Direct
2010-05-27	Common Stock	S	200	$25.991	Disposed	3685041	Direct
2010-05-27	Common Stock	S	400	$26	Disposed	3684641	Direct
2010-05-27	Common Stock	S	1000	$26.01	Disposed	3683641	Direct

Footnotes

F1: Shares owned directly by Koski Family Limited Partnership. Shares owned indirectly by Beverly Koski, Christine L. Koski, Robert C. Koski and Thomas L. Koski, each of whom is a general partner of the partnership or the controlling person of a corporate general partner of the partnership.